90789212

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{428251}}^1$

素因数の和:428308

約数の個数: 12

約数和(自身を含む): 161879256

約数和(自身を除く): 71090044

約数列:

[1, 2, 4, 53, 106, 212, 428251, 856502, 1713004, 22697303, 45394606, 90789212]

約数ペア:

[(1, 90789212), (2, 45394606), (4, 22697303), (53, 1713004), (106, 856502), (212, 428251)]